Harold's "Tank"

M3x10mm Allen Hex Socket Head Cap Black Steel Screw, 10 pcs 1.90 M3x10mm Allen Hex Socket Head Cap Black Steel Screw, 10 pcs M1.7x4mm 304 Stainless Steel Cross countersunk head Machine Screw $1.95 M1.7x4mm 304 Stainless Steel Philips head countersunk machine screws, qty 10 M3x3mm Hex Socket Head Set Screws Cup Point (grub) $1.95 Don't […]

This mini-sumo design by Jeremy Bloyd-Peshkin features our wheels, and one of our favourite building materials, Sintra. We can't laser-cut sintra (PVC=bad stuff when burned), but milling it works well, as this builder shows. The asymmetric motor layout works, as proven by this contest-winning design (scroll to the bottom of the page).

The new S2 Scribblers from Parallax are in, and they feature a couple of cool new features. First: They're Open-Source! Yup, they've opened up all the design files to make hacking oh-so-much easier! Secondly, it's using the Parallax Propeller chip now, for mucho-improved computational power. They're already out of stock at Parallax, so get them […]

The biggest complaint we've ever had is that the Sumovore is boring. I mean, yeah, it can beat the tar out of most other sumos in the ring without batting an eye. But it's just so boring to watch. It'd be funner to watch the paint dry on a pot of boiling water. So, after […]